<!DOCTYPE html>
<html lang="zh">
	<head>
		<meta charset="utf-8">
		<link rel="stylesheet" href="style.css">
		<title>109 流边动效质感按钮</title>
	</head>
	<body>
		<div class="app">
			<div class="btn109">
				<div class="btn-bg109"></div>
				<div class="btn109-bg">BUTTON</div>
			</div>
		</div>
	</body>
</html>